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问:苏铁有雌雄之分吗? 四川李其波答:苏铁又名铁树,有雌雄之分,即雌花与雄花不在同一棵植株上。雌花序扁扇形,似掌状,密生褐色绵毛;雄花序圆柱形,松球状,黄色。由于家庭盆栽数量少,加上雌雄花不同时开放,所以很难采收到种子。若能将开花期一致的雌雄两株放在一起栽培,即能在9～10月结出受精种子。俗话说,“铁树60年开花1次”,比喻铁树生长异常缓慢,开花很不容易,但实际上并
Q: Su-iron male and female points? Sichuan Li Qibo A: Cycas also known as iron tree, male and female points, that is, the female flowers and male flowers are not on the same plant. Female inflorescence fan-shaped, palmately, densely brown cottony; male inflorescence cylindrical, pine-globose, yellow. Due to the small number of family pots, plus the male and female flowers are not open at the same time, it is difficult to harvest the seeds. If the same flowering period of both men and women put together to cultivate, that is, in September to October fertilization of seed. As the saying goes, “Tieshu flowering 60 years,” Metallurgical Tieshu unusually slow growth, flowering is not easy, but in fact